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10.2 Review and Overview
Energy Problem
Final Exam
• Tue June 8
from11:30am2:29pm York 2722
• Will cover all the course material including
the last week
• 25 questions –multiple choice.
• You are allowed to bring 3 sheets of paper with
equations on both sides, scratch paper for
calculation, calculator
• You must bring a scantron form and a picture id.
Additional resources
I will have extended office hrs.
Mayer 4517.
Thu Fri Mon 24 pm.
You can ask me questions by email
[email protected]
The clicker question will be placed online.
Preparing for the final exam
• Review previous quizzes.
Find what you
did wrong and learn to correct your errors.
• Go over homework and clicker questions.
Make sure you understand the basic ideas
not only the numerical solutions.
Ch. 13 Harmonic Oscillations
Know the relations between displacement and time for simple harmonic
motion.
.
Harmonic oscillators
Displacement
y=Acos(
ω
t)
Know how the frequency depends on properties of the system.
Mass on a spring
Pendulum
f
2
π
=
ω
k
m
ω
=
L
g
=
ω
1
f
T
=
Chapter 14 Waves
Longitudinal Waves
Transverse Waves
Know the relation between wavelength, frequency, period, speed
Transverse wave on a string.
Know how to calculate the velocity.
Power
 proportional to the square of the amplitude.
Intensity =power/area
Superposition principle.
Interference – know how to calculate the conditions for constructive and
destructive interference.
Beat frequency the difference between two frequencies.
F
v
=
µ
v
f
=
λ
1
f
T
=
f
T
v
λ
=
λ
=
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Chapter 14 Sound
Speed of sound in a gas
(speed of sound in air at 20 C= 340 m/s)
Intensity of sound
Decibels
(dB)
Speed of sound in a solid
Phase shift on reflection.
Standing Waves.
Know how to find f,
λ
for different boundary conditions. e,g.
P
v
γ
=
ρ
o
I
I
10log
⎛⎞
β=
⎜⎟
⎝⎠
B
ρ
I
o
= 10
12
W/m
2
m=1
m=3
4L
λ=
f
1
=v/4L
Doppler effect.
know the difference between moving source and moving
observer.
o
os
s
vv
ff
±
=
±
Chapter 22. Reflection and Refraction
Reflection
θ
incidence
=
θ
reflection
c
n
v
=
Refraction
refractive index
Snell’s Law
11
2 2
n sin
n sin
θ
=θ
Be able to solve Snell’s law problems.
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This note was uploaded on 06/03/2010 for the course PHYS physics 1c taught by Professor Smith during the Spring '09 term at UCSD.
 Spring '09
 Smith

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